a(n) = next substring in concatenation of even numbers with length n (incl. leading zeros).

A066555

a(n) = next substring in concatenation of even numbers with length n (incl. leading zeros).

Terms

    a(0) =2a(1) =46a(2) =810a(3) =1214a(4) =16182a(5) =22242a(6) =6283032a(7) =34363840a(8) =424446485a(9) =525456586a(10) =6264666870a(11) =727476788082

External references